710 search results - page 38 / 142 » Relational Expressive Power of Constraint Query Languages |
MODELS
2007
Springer
14 years 1 months ago
2007
Springer
Abstract We have previously proposed an expressive UML-based language for constructing and transforming security-design models, which are models that combine design specifications...
ICALP
2000
Springer
13 years 11 months ago
2000
Springer
Abstract. Tree-walking automata (TWAs) recently received new attention in the fields of formal languages and databases. Towards a better understanding of their expressiveness, we c...
CSLP
2004
Springer
14 years 1 months ago
2004
Springer
Abstract. This paper presents the basis of Property Grammars, a fully constraintbased theory. In this approach, all kinds of linguistic information is represented by means of const...
AAAI
1992
13 years 9 months ago
1992
We define fuzzy constraint networks and prove a theorem about their relationship to fuzzy logic. Then we introduce Khayyam, a fuzzy constraint-based programming language in which ...
ICDE
1998
IEEE
13 years 12 months ago
1998
IEEE
Query folding is a technique for determining how a query may be answered using a given set of resources, which may include materialized views, cached results of previous queries, ...